Djumaev J.Z. was born in 1992 in Navbahor district of Navoi region. Higher education.
In 2017, he worked as a science teacher at the Navbahor Light Industry Vocational College, and in 2018, he worked as a youth leader.
In 2018-2019, he was the chief specialist for work with primary organizations of the Navbahor District Council of the Youth Union of Uzbekistan, chairman of the "Kamalak" children's organization,
In 2019-2020, he was the deputy chairman of the Navbahor District Council of the Youth Union of Uzbekistan, in 2021, chairman of the Council,
In 2021-2022, he was the chief specialist for office and organizational and personnel affairs of the Navoi Regional Council of the Youth Union of Uzbekistan.
In 2022-2023, he was the head of the organizational, personnel and legal services department of the Navoi Regional Council of the Youth Union of Uzbekistan, and from 2023 to the present, he has been working as the acting chairman of the Navoi Regional Council of the Youth Union of Uzbekistan.

- participation in the consistent implementation of state policy on ensuring the rights and freedoms of the child in the region;
- study the status of implementation of legislative acts on the rights of the child in the region;
- organization and conduct of monitoring of the provision and protection of children's rights in the activities of state bodies, enterprises, institutions, organizations and officials;
- assistance in restoring the violated rights of the child based on consideration of appeals from individuals and legal entities;
- development of proposals for further improvement of legislative acts on the rights and freedoms of the child;
- organization of events for in-depth study and generalization of the experience of law enforcement practice in the region;
- implementation of information and educational work in the field of observance and protection of the rights, freedoms and legitimate interests of the child;
- analyze the state of legal awareness and legal culture of the population in the region to ensure the interests of the child and implement measures to form a respectful attitude towards the rights and freedoms of the child in society, as well as a culture of compliance with legislation on the rights and freedoms of the child;